Revert "find7a: fix qpnp_charger.c #ifndef"

I misread what was changing, this causes an unused function error and build failure.

Teaches me to merge blindly when tired...  :(

This reverts commit f7b4c025411903281659af3e555a70a3ca513b88.

Change-Id: Ia23fca20ff42cb4a453976ef8f990f858dff9206